Mobile punching bag



FIG. 1 is a front perspective view of a mobile punching bag, showing my new design, the figure shown in broken lines for illustrative purposes only and forms no part of the claimed design.

FIG. 2. Is a top view thereof

FIG. 3. Is a front view thereof;

FIG. 4. Is a rear view thereof;

FIG. 5. Is a left side elevational view thereof;

FIG. 6. is a right side elevational view thereof; and,

FIG. 7. Is a bottom view thereof. 

The ornamental design for a mobile punching bag. 